What about stem cells derived from
embryos at fertility clinics?
Still it is a significant improvement over former President George W. Bush's rules that allowed federal support for work with only 21 stem cell lines already created from surplus
embryos at fertility clinics.
Not exact matches
You can, however, position yourself for the best possible outcome by finding a highly effective IVF team (look
at www.sart.org for best pregnancy rates in your area) that will work with you to diagnose the problem (look for good two - way communication between the patient and
clinic), grow and find the best
embryos to transfer (look for a good lab that uses modern tools) and helps you optimize your
fertility before you even get started (good physician practice).
«Without doing genetic testing, 50 to 70 percent of the time, when you put an
embryo back into the uterus, they're not going to get pregnant or they're going to result in a miscarriage,» says Joe Conaghan, Ph.D. and IVF lab director
at Pacific
Fertility Center in San Francisco, a
clinic using PGS.
Contact with the people who donated the
embryo, or ability to contact them
at some point in the future, is usually not possible when using a
fertility clinic.
The decision was seen as an effort to mollify the religious fundamentalists
at the core of Bush's political support who are ideologically opposed to deriving the cells from frozen
embryos in
fertility clinics and scientists and patients who hope that the cells could be used to help patients with Parkinson's, Alzheimer's, spinal - cord injuries, and diabetes.
Kerry and his colleagues emphasized that
embryos in excess of
fertility needs
at in vitro
clinics are routinely destroyed.
Simon Fishel
at the CARE
Fertility clinic in Nottingham, UK, and colleagues have devised a way to analyse the development of
embryos to pinpoint those most likely to have chromosomal abnormalities — the main contributor to IVF failure.
Around 10 per cent of women who seek
fertility treatment
at his
clinic have a uterus that
embryos find difficult to attach to — whether due to cysts, scarring from miscarriages or having a thin uterine lining.
The
embryos had been incubating all day in a small laboratory
at Colorado Reproductive Endocrinology, a private
fertility clinic where Van Blerkom, a professor
at the University of Colorado, collaborates with in vitro fertilization doctors to help increase the chances that infertile couples can have children.
As for decoding the complete DNA library of
embryos, Dr. Louanne Hudgins, who studies prenatal genetic screening and diagnosis
at Stanford, says some pregnant patients there say they've already had
fertility clinics do that.
Embryo transfer is done
at your doctor's office or
at a
fertility clinic, and it's usually not painful.
Contact with the people who donated the
embryo, or ability to contact them
at some point in the future, is usually not possible when using a
fertility clinic.